Auth bypass in Senselive X3050
CVE-2026-40620
A vulnerability in SenseLive X3050’s embedded management service allows full administrative control to be established without any form of authentication or authorization on the SenseLive config application. The service accepts management connections from any reachable host, enabling unrestricted modification of critical configuration parameters, operational modes, and device state through a vendor-supplied or compatible client.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.008 · change: +0.003
Affected products
- Senselive X3050 — versions V1.523
- Senselive X3500
- Senselive X3500 Firmware — versions 1.523
Weakness classification (CWE)
References
- senselive.io/contact (Product)
- www.cisa.gov/news-events/ics-advisories/icsa-26-111-12 (US Government Resource)
- github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-111-12.js… (Third Party Advisory)
Frequently asked questions
- What is CVE-2026-40620?
- CVE-2026-40620 is a critical-severity vulnerability in Senselive X3050, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-04-24.
- How severe is CVE-2026-40620?
- Critical severity. CVSS v3 base score is 9.8 out of 10.